How severe is CVE-2021-37833?

CVE-2021-37833 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-37833 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37833?

CVE-2021-37833 affects Digitaldruid Hoteldruid. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-37833?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-37833 published?

CVE-2021-37833 was published on 2021-08-03 and last updated on 2026-06-17.

CVE-2021-37833

CVE-2021-37833 is a medium-severity vulnerability in Digitaldruid Hoteldruid with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Digitaldruid Hoteldruid
Published: 2021-08-03
Last modified: 2026-06-17

Description

A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.

Frequently asked questions

What is CVE-2021-37833?: A reflected cross-site scripting (XSS) vulnerability exists in multiple pages in version 3.0.2 of the Hotel Druid application that allows for arbitrary execution of JavaScript commands.
How severe is CVE-2021-37833?: CVE-2021-37833 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-37833 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37833?: CVE-2021-37833 affects Digitaldruid Hoteldruid. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-37833?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-37833 published?: CVE-2021-37833 was published on 2021-08-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:digitaldruid:hoteldruid:3.0.2:*:*:*:*:*:*:*

More vulnerabilities in Digitaldruid Hoteldruid

CVE-2023-43375 — Critical (CVSS 9.8): Hoteldruid v3.0.5 was discovered to contain multiple SQL injection vulnerabilities at /hoteldruid/clienti.php via the…
CVE-2023-43374 — Critical (CVSS 9.8): Hoteldruid v3.0.5 was discovered to contain a SQL injection vulnerability via the id_utente_log parameter at…
CVE-2023-43373 — Critical (CVSS 9.8): Hoteldruid v3.0.5 was discovered to contain a SQL injection vulnerability via the n_utente_agg parameter at…
CVE-2023-43371 — Critical (CVSS 9.8): Hoteldruid v3.0.5 was discovered to contain a SQL injection vulnerability via the numcaselle parameter at…
CVE-2021-42949 — Critical (CVSS 9.8): The component controlla_login function in HotelDruid Hotel Management Software v3.0.3 generates a predictable session…
CVE-2021-37832 — Critical (CVSS 9.8): A SQL injection vulnerability exists in version 3.0.2 of Hotel Druid when SQLite is being used as the application…

All CVEs affecting Digitaldruid Hoteldruid →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →